Calcualtion of linewidth

Parameter

Radius of curvature of mirror R1: R1= 1 m

Radius of curvature of mirror R2: R2= 1 m

Cavity Length: L= 0.48 m

Reflectivity of mirrors: R= 0.99998

Speed of light: c= 299792458 m/s

⇒

FSR = 312.284 MHz

Gouy = 101.783 MHz